On 15/08/2012 15:09, Justin Deoliveira wrote:
> There is an example of doing exactly this in the monitoring module
> which uses hibernate.
>
> https://github.com/geoserver/geoserver/blob/master/src/community/monitoring/src/main/java/applicationContext.xml#L47
>
I've just sent a pull request to add OpenEntityManagerInViewFilter,
which should do the same as OpenSessionInViewFilter but for JPA. Hope
it's a sensible thing to do...
Cheers,
Mark
> On Wed, Aug 15, 2012 at 7:39 AM, Andrea Aime
> <[email protected] <mailto:[email protected]>>
> wrote:
>
> On Wed, Aug 15, 2012 at 1:01 PM, Mark Paxton <[email protected]
> <mailto:[email protected]>> wrote:
>
> Hi all,
>
> I'm trying to write a custom user group/role details service for
> Geoserver. I've created my own implementations of the
> usergroup and role
> services, which appear ok in the web interface, but I have a
> problem of
> accessing the list of users and roles.
>
> I get a lazy load exception when accessing referenced entities
> of my
> user entities, because presumably the db session used has been
> closed
> before the view is generated. The easiest solution appears to
> be to use
> the "Open session in view" filter which would normally go in
> web.xml.
>
> As this is supposed to be an add-on module, it would more
> approproately
> go in the jar file, so I would be including
> META-INF/web-fragment.xml.
> The problem is that Gepserver is using the 2.3 web application
> spec, and
> web-fragment support is only in 3.0.
>
> Could anyone suggest a solution to this?
>
>
> GeoServer won't be based on Servet 3.0 for some time, we try to keep
> back a version in order to allow conservative deploys to still
> function.
> Happily enough though we have an extension point in Spring that allows
> a Servlet filter to be plugged in, you just have to make it implement
> the org.geoserver.filters.GeoServerFilter interface and declare it as
> a bean in the Spring application context (applicationContext.xml file,
> in the root of your module classpath) and it will be picked up on
> startup
> (well, provided your GeoServer is recent enough, it has been around
> for more than one year now)
>
> Cheers
> Andrea
>
> --
> ==
> Our support, Your Success! Visit http://opensdi.geo-solutions.it
> for more information.
> ==
>
> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
> GeoSolutions S.A.S.
> Via Poggio alle Viti 1187
> 55054 Massarosa (LU)
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>
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>
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>
> --
> Justin Deoliveira
> OpenGeo - http://opengeo.org
> Enterprise support for open source geospatial.
>
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